AirHint found the following cheapest return flights from Cologne (CGN) to Toronto (YYZ) in December 2025 (see full year).
Return flights
| 27 Dec - 28 Dec | Lufthansa | ||
| 23 Dec - 06 Jan | Air Canada | ||
| 22 Dec - 05 Jan | Air Canada |
Also check the deals for one-way flights from Cologne to Toronto in December.
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